package com.train.pattern.state;

import java.io.Serializable;

/**
 * @author hugx
 * @PackageName: com.train.pattern.state
 * @ClassName: Sa
 * @Description:
 * @date 2021/1/24 17:53
 */

public class Sa implements Serializable {

    private static final long serialVersionUID = -8066026789614986811L;

    public static void main(String[] args) {
        Student student=new Student();
        student.setId(123);
        student.setUserName("abc");
        System.out.println(student.toString());
    }
}
